ID A0A926TV30_9CYAN Unreviewed; 42 AA.
AC A0A926TV30;
DT 22-FEB-2023, integrated into UniProtKB/TrEMBL.
DT 22-FEB-2023, sequence version 1.
DT 18-JUN-2025, entry version 9.
DE RecName: Full=Photosystem I reaction center subunit VIII {ECO:0000256|ARBA:ARBA00019929, ECO:0000256|HAMAP-Rule:MF_00431};
GN Name=psaI {ECO:0000256|HAMAP-Rule:MF_00431};
GN ORFNames=H6F76_29340 {ECO:0000313|EMBL:MBD2039060.1};
OS Leptolyngbya sp. FACHB-321.
OC Bacteria; Bacillati; Cyanobacteriota; Cyanophyceae; Leptolyngbyales;
OC Leptolyngbyaceae; Leptolyngbya group; Leptolyngbya.
OX NCBI_TaxID=2692807 {ECO:0000313|EMBL:MBD2039060.1, ECO:0000313|Proteomes:UP000619131};
RN [1] {ECO:0000313|EMBL:MBD2039060.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=FACHB-321 {ECO:0000313|EMBL:MBD2039060.1};
RX PubMed=32943748;
RA Chen M.Y., Teng W.K., Zhao L., Hu C.X., Zhou Y.K., Han B.P., Song L.R.,
RA Shu W.S.;
RT "Comparative genomics reveals insights into cyanobacterial evolution and
RT habitat adaptation.";
RL ISME J. 0:0-0(2020).
RN [2] {ECO:0000313|EMBL:MBD2039060.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=FACHB-321 {ECO:0000313|EMBL:MBD2039060.1};
RA Chen M., Teng W., Zhao L., Hu C., Zhou Y., Han B., Song L., Shu W.;
RL Submitted (AUG-2020) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: May help in the organization of the PsaL subunit.
CC {ECO:0000256|ARBA:ARBA00003541, ECO:0000256|HAMAP-Rule:MF_00431}.
CC -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane
CC {ECO:0000256|ARBA:ARBA00004376, ECO:0000256|HAMAP-Rule:MF_00431};
CC Single-pass membrane protein {ECO:0000256|ARBA:ARBA00004376,
CC ECO:0000256|HAMAP-Rule:MF_00431}.
CC -!- SIMILARITY: Belongs to the PsaI family. {ECO:0000256|ARBA:ARBA00005252,
CC ECO:0000256|HAMAP-Rule:MF_00431}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:MBD2039060.1}.
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DR EMBL; JACJPI010000090; MBD2039060.1; -; Genomic_DNA.
DR Proteomes; UP000619131; Unassembled WGS sequence.
DR GO; GO:0009522; C:photosystem I; IEA:UniProtKB-KW.
DR GO; GO:0031676; C:plasma membrane-derived thylakoid membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-UniRule.
DR HAMAP; MF_00431; PSI_PsaI; 1.
DR InterPro; IPR001302; PSI_PsaI.
DR InterPro; IPR036357; PSI_PsaI_sf.
DR NCBIfam; NF008830; PRK11877.1; 1.
DR NCBIfam; TIGR03052; PS_I_psaI; 1.
DR Pfam; PF00796; PSI_8; 1.
DR SUPFAM; SSF81540; Subunit VIII of photosystem I reaction centre, PsaI; 1.
PE 3: Inferred from homology;
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_00431};
KW Photosynthesis {ECO:0000256|ARBA:ARBA00022531, ECO:0000256|HAMAP-
KW Rule:MF_00431};
KW Photosystem I {ECO:0000256|ARBA:ARBA00022836, ECO:0000256|HAMAP-
KW Rule:MF_00431}; Reference proteome {ECO:0000313|Proteomes:UP000619131};
KW Thylakoid {ECO:0000256|ARBA:ARBA00023078, ECO:0000256|HAMAP-Rule:MF_00431};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|HAMAP-
KW Rule:MF_00431};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989, ECO:0000256|HAMAP-
KW Rule:MF_00431}.
FT TRANSMEM 12..34
FT /note="Helical"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00431"
SQ SEQUENCE 42 AA; 4671 MW; 53471E8F95BBD1E4 CRC64;
MTGSYAASFL PWILIPVVTW LLPAVVFGLL FLYIEREDAS GI
//
